Home / 119,790,454.16-165,310,824.84-64,786,310.48

Finding the Fourth Proportional to 119,790,454.16, 165,310,824.84 and 64,786,310.48

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Solution

The fourth proportional to 119,790,454.16, 165,310,824.84 and 64,786,310.48 is: 89,405,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,790,454.16 : 165,310,824.84 = 64,786,310.48 : x
  2. Step 2: Convert to fraction form
    119,790,454.16/165,310,824.84 = 64,786,310.48/x
  3. Step 3: Cross multiply
    119,790,454.16x = 165,310,824.84 × 64,786,310.48
  4. Step 4: Simplify right side
    119,790,454.16x = 10,709,878,423,789,136
  5. Step 5: Solve for x
    x = 10,709,878,423,789,136/119,790,454.16
  6. Step 6: Final answer
    x = 89,405,107.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.